Ornamental and Turf Multiple Choice Questions with Verified Solutions

Ornamental and Turf Multiple Choice Questions with Verified Solutions Resistance to pesticides comes from: a. using the same pesticides over and over b. applying pesticides at the wrong time of year c. applying too much pesticide at one time d. applying pesticides to plants that are too dry a Pesticides in the soil: a. never go away b. are eventually broken down by bacteria and fungi c. have the same effect as fertilizer d. are harmless to beneficial insects b You should apply a pesticide: a. based on the calendar date b. as soon as you see the first pest c. when pest are abundant enough to cause unacceptable damage d. every 10 days during the growing season c What hand lens magnification is recommended for insect identification a. less than 3 power b. 5 power to 10 power c. at least 10 power d. the highest power you can find b In an IPM program you should a. control al the insects you see b. produce healthy plants that can resist pests c. rely totally on natural biological control d. never use chemical control b Which of these statements are TRUE? a. It is illegal to use an insecticide on any plant to control insects b. Different diseases and insects can cause the same symptoms c. Yellow leaves are always a sign of disease d. it is safe to use a broad-spectrum herbicide on plants not listed on the label b Which of these statements is FALSE? a. Records are helpful in knowing when to look for a pest each year b. Records are a way to know whether a treatment was effective c. Record keeping takes more time than its worth d. Record keeping helps you comply with pesticide regulations c Proper mowing means: a. using sharp mower blades to make a clean cut b. mowing as close as you can for a neat appearance c. collecting all clippings after each mowing d. taking off one-half of the leave a To promote healthy turf and reduce disease a. irrigate every day b. irrigate in the late afternoon c. water thoroughly when you first see wilting d. water lightly and often c Which of these statements is FALSE? a. Thatch should be at least 2 inches thick to keep soil cool b. Thatch should be no more than 1/2 inch thick c. Excess thatch keeps water and fertilizer